T. Rowe Price Associates
TECX

T. Rowe Price Associates’s Tectonic Therapeutic TECX Stock Holding History

T. Rowe Price Associates’s Portfolio TECX Stock Details TECX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$5.07M Buy
+164,055
New +$4.04M ﹤0.01% 1415
2025
Q3 		– Sell
-18,322
Closed -$365K – 3138
2025
Q2 		$365K Buy
18,322
+5,515
+43% +$112K ﹤0.01% 2450
2025
Q1 		$227K Buy
+12,807
New +$417K ﹤0.01% 2582
2021
Q1 		– Sell
-2,876
Closed -$481K – 2875
2020
Q4 		$481K Sell
2,876
-72,124
-96% -$12.8M ﹤0.01% 2259
2020
Q3 		$11.7M Sell
75,000
-7,663
-9% -$1.54M ﹤0.01% 1262
2020
Q2 		$17.3M Buy
82,663
+8,118
+11% +$1.67M ﹤0.01% 1181
2020
Q1 		$13.9M Sell
74,545
-5,250
-7% -$1.24M ﹤0.01% 1168
2019
Q4 		$19.3M Sell
79,795
-15,244
-16% -$2.94M ﹤0.01% 1193
2019
Q3 		$16.1M Buy
95,039
+27,686
+41% +$6.27M ﹤0.01% 1215
2019
Q2 		$13.1M Buy
67,353
+16,957
+34% +$3.66M ﹤0.01% 1272
2019
Q1 		$13.3M Sell
50,396
-16,759
-25% -$3.06M ﹤0.01% 1274
2018
Q4 		$13.4M Buy
67,155
+320
+0.5% +$97.5K ﹤0.01% 1255
2018
Q3 		$41.6M Buy
66,835
+33,502
+101% +$14.9M 0.01% 984
2018
Q2 		$11.4M Buy
+33,333
New +$12M ﹤0.01% 1325

Other funds holding TECX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $61.9B AUM 29.81% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $3B AUM 46.72% 1-Year Est. Return
FLAM
First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
5VM
5AM Venture Management San Francisco, California $360M AUM 345.76% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPC
Vestal Point Capital New York $3.58B AUM 189.12% 1-Year Est. Return

T. Rowe Price Associates's TECX Position: Q1 2026 in Review

T. Rowe Price Associates opened a new position in Tectonic Therapeutic (TECX) in Q1 2026: 164,055 shares worth $5.07M. The stake represents ﹤0.01% of the portfolio and ranks #1415 among its holdings. This is a return to the name: T. Rowe Price Associates previously reported a position in TECX as recently as Q2 2025.

T. Rowe Price Associates first reported a position in TECX in Q2 2018 and has held it in 14 quarters since. The position peaked at $41.6M in Q3 2018. 111 funds tracked by Wall St. Rank hold TECX as of Q1 2026.

  • T. Rowe Price Associates held 164,055 shares of Tectonic Therapeutic worth $5.07M as of Q1 2026.
  • Tectonic Therapeutic was a new T. Rowe Price Associates position in Q1 2026.
  • Tectonic Therapeutic made up ﹤0.01% of T. Rowe Price Associates's portfolio in Q1 2026, its #1415 holding.
  • T. Rowe Price Associates first reported a position in Tectonic Therapeutic in Q2 2018 and has held it in 14 quarters since.
  • T. Rowe Price Associates's Tectonic Therapeutic position peaked at $41.6M in Q3 2018.
  • 111 funds tracked by Wall St. Rank held Tectonic Therapeutic as of Q1 2026.

Based on T. Rowe Price Associates's 13F filing for Q1 2026, filed 15 May 2026.